FNUS73 KMPX 201027
FWSMPX

SPOT FORECAST FOR FORKS--BL...FWS, SHERBURNE NWR
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
527 AM CDT FRI APR 20 2012

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A RIDGE OF HIGH PRESSURE THAT WAS CENTERED ACROSS CENTRAL CANADA
WILL BUILD SOUTHWARD ACROSS THE WESTERN GREAT LAKES TODAY. THIS
WILL KEEP NORTH WINDS ACROSS WISCONSIN AND EASTERN MINNESOTA...WITH
LIGHT AND VARIABLE WINDS IN THE WEST. LATER TONIGHT...AN AREA OF
LOW PRESSURE WILL BEGIN TO DEVELOP ACROSS THE EASTERN DAKOTAS...AND
MOVE SOUTHEAST ACROSS WESTERN MINNESOTA ON SATURDAY. ALONG AND AHEAD
OF THIS AREA OF LOW PRESSURE...LIGHT RAIN WILL SPREAD ACROSS WESTERN
MINNESOTA...INTO EASTERN MINNESOTA DURING THE DAY. THE PRECIPITATION
WILL LINGER ACROSS FAR EASTERN MINNESOTA...AND WESTERN WISCONSIN
SATURDAY NIGHT...AND SUNDAY. HIGH PRESSURE WILL SLOWLY BUILD ACROSS
THE UPPER MIDWEST DURING THE FIRST PART OF NEXT WEEK.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........45 AT IGNITION...MAX 55.
RH..................47 PERCENT AT IGNITION...MIN 32 PERCENT.
WIND (20 FT)........WINDS NORTH AT 6 MPH AT IGNITION...OTHERWISE
                    NORTHWEST WINDS 5 TO 7 MPH.
HAINES INDEX........3 OR VERY LOW AT IGNITION...MAX 4.
SMOKE DISPERSAL.....POOR TO GOOD (2000-50600).
MIXING HEIGHT.......300-1300 FT AGL INCREASING TO 6300-7000 FT AGL.
MIXING WINDS........NORTH 6 TO 12 MPH.

TIME (CDT)      9 AM   11 AM  1 PM   3 PM   5 PM   7 PM
SKY (%).........MCLEAR MCLEAR MCLEAR MCLEAR PCLDY  PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............38     45     51     54     55     52
RH..............59     47     37     34     32     38
20 FT WIND......NE 5   N 5    N 6    NW 6   NW 5   N 4
20 FT WIND GUST.10     10     10     10     10     5
HAINES INDEX....3      3      3      3      4      4

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
TEMPERATURE.........MIN 38.
RH..................MAX 70 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 7 MPH IN
                    THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR TO GOOD (2400-30900).
MIXING HEIGHT.......6000-7100 FT AGL DECREASING TO 300-1200 FT AGL.
MIXING WINDS........EAST 6 TO 9 MPH SHIFTING TO THE SOUTHEAST 10 TO
                    15 MPH LATE IN THE EVENING.

.SATURDAY...

SKY/WEATHER.........CLOUDY. LIGHT RAIN LIKELY. CHANCE OF RAIN 70
                    PERCENT.
TEMPERATURE.........MAX 50.
RH..................MIN 60 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH.
HAINES INDEX........3 OR VERY LOW.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (17400-65600) INCREASING TO
                    EXCELLENT (80000-93300) LATE IN THE MORNING.
MIXING HEIGHT.......1400-3300 FT AGL INCREASING TO 4000-5200 FT AGL
                    IN THE LATE MORNING AND AFTERNOON.
MIXING WINDS........SOUTHEAST 16 TO 24 MPH.

$$
FORECASTER...MCQUIRTER
REQUESTED BY...RUSS LANGFORD
TYPE OF REQUEST...PRESCRIBED
.TAG 20120420.FORKS.01/MPX